Last updated: June 24, 2025
In December, the average temperature in Cottonwood, United States hovers around 0°C (32°F). Expect chilly conditions, with minimums plunging to -24°C (-12°F) and a maximum of 15°C (59°F). The month sees 77 mm (3.0 in) of precipitation spread over 15 days, while the air remains notably humid, averaging 89%.
In December in Cottonwood, the average temperature is 0°C (32°F). The maximum can reach 15°C (59°F), while the minimum can drop as low as -24°C (-12°F). Be prepared for a wide range of temperatures, making it essential to pack layers for your travels.
In Cottonwood in December, the precipitation amount is 77 mm (3.0 in) over a span of 15 days.
In Cottonwood in December humidity is 89%. With an average temperature of 0°C (32°F), this humidity feels like a chilly embrace that makes every breath feel heavy and damp, turning your travel experience into a constant dance with the cold and moisture in the air, leaving you longing for warmth and comfort at every turn.
In Cottonwood in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Cottonwood, you can visit Hourly UV Index in Cottonwood.
UV Risk Categories
Weather in Cottonwood varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Cottonwood, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -1°C (30°F) | 55 mm (2.2 inches) | 90% | moderate |
| February Weather | -1°C (31°F) | 119 mm (4.7 inches) | 91% | moderate |
| March Weather | 4°C (39°F) | 77 mm (3.0 inches) | 88% | high |
| April Weather | 8°C (46°F) | 92 mm (3.6 inches) | 84% | very high |
| May Weather | 12°C (55°F) | 71 mm (2.8 inches) | 77% | very high |
| June Weather | 17°C (63°F) | 63 mm (2.5 inches) | 78% | very high |
| July Weather | 23°C (73°F) | 4 mm (0.2 inches) | 77% | very high |
| August Weather | 22°C (72°F) | 21 mm (0.8 inches) | 63% | very high |
| September Weather | 16°C (62°F) | 35 mm (1.4 inches) | 60% | very high |
| October Weather | 8°C (47°F) | 67 mm (2.6 inches) | 77% | moderate |
| November Weather | 3°C (38°F) | 76 mm (3.0 inches) | 86% | moderate |
| December Weather | 0°C (32°F) | 77 mm (3.0 inches) | 89% | low |